• DocumentCode
    1902042
  • Title

    Higher resolution acoustic images using frequency domain imaging

  • Author

    Semmens, J.E. ; Kessler, Lawrence W.

  • Author_Institution
    Sonoscan Inc., Bensenville, IL, USA
  • fYear
    2003
  • fDate
    7-11 July 2003
  • Firstpage
    103
  • Lastpage
    107
  • Abstract
    FFT frequency domain imaging has been used to reveal features down to only Angstroms in thickness, which is substantially below the accepted wavelength limit of the resolution, in applications such as wafer bonding, flip chips, and MEMS.
  • Keywords
    acoustic imaging; fast Fourier transforms; flip-chip devices; frequency-domain analysis; micromechanical devices; wafer bonding; MEMS; acoustic micro imaging; fast Fourier transforms; flip chips; frequency domain imaging; higher resolution acoustic images; wafer bonding; Acoustic applications; Acoustic devices; Acoustic imaging; Acoustic materials; Acoustic pulses; Ambient intelligence; Frequency domain analysis; High-resolution imaging; Image resolution; Ultrasonic imaging;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Physical and Failure Analysis of Integrated Circuits, 2003. IPFA 2003. Proceedings of the 10th International Symposium on the
  • Print_ISBN
    0-7803-7722-2
  • Type

    conf

  • DOI
    10.1109/IPFA.2003.1222747
  • Filename
    1222747